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3) Investments: Investments Classified by Contractual Maturity Date (Tables)
3 Months Ended
Mar. 31, 2018
Held-to-maturity Securities  
Investments Classified by Contractual Maturity Date

 

Amortized Cost   

Estimated Fair    Value      

Held to Maturity:

 

 

Due in 1 year

 $       17,978,827

 $       18,098,867

Due in 2-5 years

          67,126,658

          67,514,026

Due in 5-10 years

          53,791,068

          55,097,433

Due in more than 10 years

          79,848,168

          86,370,967

Mortgage-backed securities

          12,105,727

          12,125,550

Redeemable preferred stock

               623,635

               652,099

Total held to maturity

 $     231,474,083

 $     239,858,942